func (a *attribute_info) String(c *ConstantPool) (ret string) {
ret = c.Lut(a.Attribute_name_index).String()
switch n := c.Lut(a.Attribute_name_index).String(); n {
case "Signature", "SourceFile":
ret += "="
br := binary.BinaryReader{bytes.NewReader(a.Info), binary.BigEndian}
if i16, err := br.Uint16(); err != nil {
ret += err.Error()
} else {
ret += c.Lut(u2(i16)).String()
}
case "Code":
ret += " ("
var cl Code_attribute
br := binary.BinaryReader{bytes.NewReader(a.Info), binary.BigEndian}
if err := br.ReadInterface(&cl); err != nil {
ret += err.Error()
} else {
for _, a2 := range cl.Attributes {
ret += fmt.Sprintf(" %s", c.Lut(a2.Attribute_name_index))
}
}
ret += " )"
}
return ret
}
func testparse(c *Class, members []member_info, method bool, t *testing.T) {
for i := range members {
var p descriptors.DESCRIPTORS
desc := c.Constant_pool.Lut(members[i].Descriptor_index).String()
if !p.Parse(desc) || p.RootNode().Range.End() != len(desc) {
t.Errorf("Failed to parse descriptor: %s\n%s\n%s", p.Error(), desc, p.RootNode())
}
var p2 signatures.SIGNATURES
for _, attr := range members[i].Attributes {
if c.Constant_pool.Lut(attr.Attribute_name_index).String() == "Signature" {
br := binary.BinaryReader{bytes.NewReader(attr.Info), binary.BigEndian}
if i16, err := br.Uint16(); err != nil {
t.Error(err)
} else {
sign := c.Constant_pool.Lut(u2(i16)).String()
p2.SetData(sign)
var ret bool
if method {
ret = p2.MethodTypeSignature()
} else {
ret = p2.FieldTypeSignature()
}
p2.RootNode().UpdateRange()
if !ret || p2.RootNode().Range.End() != len(sign) {
t.Errorf("Failed to parse signature: %s\n%s\n%s", p2.Error(), desc, p2.RootNode())
}
}
}
}
}
}
func (m *MetadataUtil) ReadIndex(br *binary.BinaryReader, size uint) (uint32, error) {
if size != 2 {
return br.Uint32()
} else if v, e := br.Uint16(); e != nil {
return 0, e
} else {
return uint32(v), nil
}
}
func (ih *Header) Read(br *binary.BinaryReader) error {
if v, err := br.Uint32(); err != nil {
return err
} else if v != 0xffffffff {
ih.Length = uint64(v)
} else if v, err := br.Uint64(); err != nil {
return err
} else {
ih.is64 = true
ih.Length = v
}
var err error
ih.Version, err = br.Uint16()
return err
}
func (a *attribute_info) String(c *ConstantPool) (ret string) {
ret = c.Lut(a.Attribute_name_index).String()
switch n := c.Lut(a.Attribute_name_index).String(); n {
case "Signature", "SourceFile":
ret += "="
br := binary.BinaryReader{Reader: bytes.NewReader(a.Info), Endianess: binary.BigEndian}
if i16, err := br.Uint16(); err != nil {
ret += err.Error()
} else {
ret += c.Lut(u2(i16)).String()
}
case "Code":
ret += " ( "
var cl Code_attribute
br := binary.BinaryReader{Reader: bytes.NewReader(a.Info), Endianess: binary.BigEndian}
if err := br.ReadInterface(&cl); err != nil {
ret += err.Error()
} else {
ret += strings.Join(sortStrings(cl.Attributes, c), " ")
}
ret += " )"
}
return ret
}
func (ie *InfoEntry) data(form DW_FORM, br binary.BinaryReader) interface{} {
if form == DW_FORM_ref_addr && ie.header.Version < 3 {
form = DW_FORM_addr
}
switch form {
case DW_FORM_flag_present:
return true
case DW_FORM_exprloc, DW_FORM_block:
var size LEB128
br.ReadInterface(&size)
r, _ := br.Read(int(size))
return r
case DW_FORM_block1:
size, _ := br.Uint8()
r, _ := br.Read(int(size))
return r
case DW_FORM_block2:
size, _ := br.Uint16()
r, _ := br.Read(int(size))
return r
case DW_FORM_block4:
size, _ := br.Uint32()
r, _ := br.Read(int(size))
return r
case DW_FORM_addr:
if ie.header.AddressSize == 8 {
v, _ := br.Uint64()
return v
} else {
v, _ := br.Uint32()
return uint64(v)
}
case DW_FORM_ref_addr, DW_FORM_strp, DW_FORM_sec_offset:
if ie.header.is64 {
v, _ := br.Uint64()
return v
} else {
v, _ := br.Uint32()
return uint64(v)
}
case DW_FORM_ref1, DW_FORM_flag, DW_FORM_data1:
v, _ := br.Uint8()
return uint64(v)
case DW_FORM_ref2, DW_FORM_data2:
v, _ := br.Uint16()
return uint64(v)
case DW_FORM_ref4, DW_FORM_data4:
v, _ := br.Uint32()
return uint64(v)
case DW_FORM_ref8, DW_FORM_data8:
v, _ := br.Uint64()
return v
case DW_FORM_sdata, DW_FORM_udata:
var r LEB128
br.ReadInterface(&r)
return uint64(r)
case DW_FORM_string:
buf := make([]byte, 4096)
for i := range buf {
if v, err := br.Uint8(); err != nil {
return err
} else if v == 0 {
buf = buf[:i]
break
} else {
buf[i] = byte(v)
}
}
return string(buf)
}
panic(fmt.Errorf("Unimplemented format: %s", form))
}
func parseModelEntryVSET(entry *ModelEntry) error {
reader := binary.BinaryReader{Reader: entry.Data, Endianess: binary.LittleEndian}
var err error
unk, err := reader.Uint16()
count, err := reader.Uint16()
fmt.Printf("Count: %04x\n", count)
fmt.Printf("Unk: %04x\n", unk)
for i := uint16(0); i < count && err == nil; i++ {
var identifier uint16
identifier, err = reader.Uint16()
var data []uint8
if err != nil {
break
}
if identifier&0x8000 != 0 { // Size is f****d up
var sz, unk uint8
unk, err = reader.Uint8()
var size uint16
if unk == 0x10 {
size, err = reader.Uint16()
} else if unk == 0x08 {
sz, err = reader.Uint8()
size = uint16(sz)
} else {
return errors.New("Unknown size flag")
}
fmt.Printf("Oh %02x, %04x\n", unk, size)
x := 2
data = make([]uint8, x*int(size+1))
} else if identifier&0x0900 != 0 { // and 0x0900
data = make([]uint8, 4)
} else if identifier&0x0600 == 0x0600 { // and 0x0600
data = make([]uint8, 2)
} else if identifier&0xff00 != 0 {
fmt.Printf("what the f**k is %04x\n", identifier&0xff00)
//break
}
_, err = util.ReadN(entry.Data, data)
fmt.Printf("\t\t%04x (%08x): %x\n", identifier, len(data), data)
}
if _, err = entry.Data.Read(make([]uint8, 1)); err != io.EOF {
return errors.New("Expected EOF")
}
if err == io.EOF {
return nil
}
return err
}
